154314243 has 12 divisors (see below), whose sum is σ = 224944720. Its totient is φ = 101931696.

The previous prime is 154314239. The next prime is 154314247. The reversal of 154314243 is 342413451.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (154314239) and next prime (154314247).

It is not a de Polignac number, because 154314243 - 2² = 154314239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (154314247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77671 + ... + 79632.

Almost surely, 2^154314243 is an apocalyptic number.

154314243 is a deficient number, since it is larger than the sum of its proper divisors (70630477).

154314243 is a wasteful number, since it uses less digits than its factorization.

154314243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157418 (or 157415 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 154314243 is about 12422.3284049328. The cubic root of 154314243 is about 536.3751770631.

Adding to 154314243 its reverse (342413451), we get a palindrome (496727694).

The spelling of 154314243 in words is "one hundred fifty-four million, three hundred fourteen thousand, two hundred forty-three".